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Re: 30 Years Of JavaScript

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On Mon, 13 Jul 2026 16:12:42 +0300, Mikko wrote:

> I would like to have the semicolons mandatory.

So would I. But given that they’re not, we have to work with the
language as it is specified.

> At least '===' and '!==' are there so there is no need to use '=='
> or '!=' when one doesn't want.

Think about why a language like Python doesn’t need “===” and “!==”.
It’s because it eschews the more error-prone automatic type
conversions, so it doesn’t need a way to turn them off.

> Fortunatly conditions are usually in contexts that marks them as
> conditions.

And if an expression returns certain values, the result of
(mis)interpreting them as booleans can be ... interesting.

> One problem with many program languages is that the program does not
> identify the revision of the standard. This would be important with
> Javascript as the same program is intended for a large variety of
> implementations that are not updated to the latest revision or are
> aleady updated to a revision that is published after the publication
> of the program.

HTML used to have “<script language=javascript>” versus “<script
language=javascript1.2>” etc. For some reason that was considered more
trouble than it was worth.

> The subject line means that Javascript already existed 30 years ago.
> In some sense that is false: the Javascript that we know today is
> not the same as the Javascript 30 years ago.

So when did today’s JavaScript come into being? How old would you say
it really was, if not 30 years?

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Thread

30 Years Of JavaScript Lawrence D'Oliveiro <ldo@nz.invalid> - 2025-04-24 01:52 +0000
  Re: 30 Years Of JavaScript Mikko <mikko.levanto@iki.fi> - 2026-07-13 16:12 +0300
    Re: 30 Years Of JavaScript Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-07-13 22:31 +0000
      Re: 30 Years Of JavaScript Mikko <mikko.levanto@iki.fi> - 2026-07-14 09:59 +0300
        Re: 30 Years Of JavaScript Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-07-14 07:27 +0000
        Re: 30 Years Of JavaScript Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2026-07-18 04:51 +0200
    Re: 30 Years Of JavaScript John Harris <niam@jghnorth.org.uk.invalid> - 2026-07-14 10:50 +0100
      Re: 30 Years Of JavaScript Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-07-14 22:12 +0000
        Re: 30 Years Of JavaScript John Harris <niam@jghnorth.org.uk.invalid> - 2026-07-15 11:01 +0100
    Re: 30 Years Of JavaScript Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2026-07-18 04:46 +0200
      Re: 30 Years Of JavaScript Mikko <mikko.levanto@iki.fi> - 2026-07-19 11:40 +0300
        Re: 30 Years Of JavaScript Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-07-19 23:29 +0000
          Re: 30 Years Of JavaScript Mikko <mikko.levanto@iki.fi> - 2026-07-20 09:42 +0300
            Re: 30 Years Of JavaScript Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-07-20 08:08 +0000
              Re: 30 Years Of JavaScript Mikko <mikko.levanto@iki.fi> - 2026-07-21 08:57 +0300
                Re: 30 Years Of JavaScript Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-07-21 23:08 +0000
                Re: 30 Years Of JavaScript Mikko <mikko.levanto@iki.fi> - 2026-07-22 09:39 +0300
            Re: 30 Years Of JavaScript Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2026-07-27 14:20 +0200
        Re: 30 Years Of JavaScript Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2026-07-27 14:19 +0200
  Re: 30 Years Of JavaScript Jon Ribbens <jon+usenet@unequivocal.eu> - 2026-07-13 14:46 +0000

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